Rename .js/.jsx to .ts/.tsx

src/background/usecases/FindUseCase.ts

@@ -0,0 +1,24 @@
+import FindRepository from '../repositories/FindRepository';
+import TabPresenter from '../presenters/TabPresenter';
+import ConsoleClient from '../infrastructures/ConsoleClient';
+
+export default class FindUseCase {
+  constructor() {
+    this.tabPresenter = new TabPresenter();
+    this.findRepository = new FindRepository();
+    this.consoleClient = new ConsoleClient();
+  }
+
+  getKeyword() {
+    return this.findRepository.getKeyword();
+  }
+
+  setKeyword(keyword) {
+    return this.findRepository.setKeyword(keyword);
+  }
+
+  async findStart() {
+    let tab = await this.tabPresenter.getCurrent();
+    return this.consoleClient.showFind(tab.id);
+  }
+}